WIP

.babelrc

@@ -1,13 +1,16 @@
 {
 	"presets": [
-		[ "@babel/env", {
-			"modules": false
-		} ],
-		"@babel/preset-typescript"
+		"@babel/preset-typescript",
+		[
+			"@babel/env",
+			{
+				"modules": false
+			}
+		]
 	],
 	"env": {
 		"test": {
-			"presets": [ "@babel/env" ]
+			"presets": ["@babel/preset-typescript", "@babel/env"]
 		}
 	}
 }

.eslintrc.json

@@ -1,20 +1,12 @@
 {
-	"root": true,
-	"extends": ["eslint:recommended", "prettier", "plugin:@typescript-eslint/recommended"],
-	"plugins": ["prettier"],
-	"parser": "@typescript-eslint/parser",
-	"parserOptions": {
-		"ecmaVersion": 2020,
-		"sourceType": "module",
-		"project": ["./tsconfig.json", "./tsconfig.eslint.json"]
-	},
+	"extends": "@aduth/eslint-config",
 	"env": {
-		"es6": true,
 		"browser": true,
 		"mocha": true,
 		"node": true
 	},
 	"rules": {
-		"prettier/prettier": "error"
+		"no-redeclare": "off",
+		"@typescript-eslint/no-redeclare": "error"
 	}
 }

.gitignore

@@ -1,5 +1,4 @@
 /es/*
-!/es/index.d.ts
 node_modules/
 *.log
 dist/

mocha-setup.js

@@ -0,0 +1,3 @@
+import register from '@babel/register';
+
+register({ extensions: ['.ts'] });

package.json

@@ -19,14 +19,15 @@
     "src"
   ],
   "scripts": {
-    "build:es": "babel src/ --extensions \".js,.ts,\" --out-dir es",
+    "build:es": "babel src/ --extensions '.ts' --out-dir es",
     "build:umd": "rollup -c",
-    "build:types": "tsc -b",
-    "build": "npm run build:es && npm run build:umd",
+    "build:types": "tsc -b tsconfig.decl.json",
+    "build": "npm run build:es && npm run build:umd && npm run build:types",
     "dev": "rollup -c -w",
     "lint": "eslint . --ignore-pattern dist --ignore-pattern es",
-    "unit-test": "NODE_ENV=test mocha --require @babel/register",
-    "test": "npm run unit-test && npm run lint",
+    "unit-test": "NODE_ENV=test mocha -r jsdom-global/register -r @babel/register -r ./mocha-setup.js --extension ts",
+    "typecheck": "tsc",
+    "test": "npm run unit-test && npm run lint && npm run typecheck",
     "prepublishOnly": "npm run build"
   },
   "author": {
@@ -36,6 +37,7 @@
   },
   "license": "MIT",
   "devDependencies": {
+    "@aduth/eslint-config": "^4.4.1",
     "@babel/cli": "^7.20.7",
     "@babel/core": "^7.20.12",
     "@babel/preset-env": "^7.20.2",
@@ -44,13 +46,16 @@
     "@rollup/plugin-babel": "^6.0.3",
     "@rollup/plugin-node-resolve": "^15.0.1",
     "@rollup/plugin-terser": "^0.4.0",
-    "@typescript-eslint/eslint-plugin": "^5.53.0",
-    "@typescript-eslint/parser": "^5.53.0",
+    "@types/chai": "^4.3.4",
+    "@types/mocha": "^10.0.1",
+    "@typescript-eslint/eslint-plugin": "^5.55.0",
+    "@typescript-eslint/parser": "^5.55.0",
     "chai": "^4.3.7",
     "eslint": "^8.34.0",
-    "eslint-config-prettier": "^8.6.0",
+    "eslint-config-prettier": "^8.7.0",
     "eslint-plugin-prettier": "^4.2.1",
     "jsdom": "^21.1.0",
+    "jsdom-global": "^3.0.2",
     "mocha": "^10.2.0",
     "prettier": "^2.8.4",
     "rollup": "^3.15.0",

rollup.config.mjs

@@ -12,10 +12,10 @@ export default [
 		},
 		plugins: [
 			nodeResolve({
-				extensions: ['.js', '.ts'],
+				extensions: ['.ts'],
 			}),
 			babel({
-				extensions: ['.js', '.ts'],
+				extensions: ['.ts'],
 				babelHelpers: 'bundled',
 				exclude: 'node_modules/**',
 				presets: ['@babel/preset-typescript'],
@@ -31,10 +31,10 @@ export default [
 		},
 		plugins: [
 			nodeResolve({
-				extensions: ['.js', '.ts'],
+				extensions: ['.ts'],
 			}),
 			babel({
-				extensions: ['.js', '.ts'],
+				extensions: ['.ts'],
 				babelHelpers: 'bundled',
 				exclude: 'node_modules/**',
 				presets: ['@babel/preset-typescript'],